Mechanics

PONTIAC GRAND AM EXHAUST PROBLEM

2002 Pontiac Grand Am • 147,541 miles

What this two sensor are for po403 and po405
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Guest
February 13, 2013.




Not quite that simple.
It's going to require some further diagnostics

P0403 Exhaust Gas Recirculation Control -Circuit Malfunction

P0405 Exhaust Gas Recirculation Sensor A -Circuit Low

Wrenchtech
Feb 13, 2013.


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